ANNAM. Lang Bullion Bar, ND (ca. 1802-20).37.35 gms. Gia Long (1802-20). KM-179; Sch-118. "Gia Long Nien Tao" (Minted during the Gia Long Era); Reverse: "Tinh Hgan Nhat Lang" (One lang of silver). Left: "Trung Binh Hieu"; Right: "Tri Tien Nhi Quan Bat Mach". Toned.VERY FINE.